diff --git a/.github/workflows/docker-push.yaml b/.github/workflows/docker-push.yaml
index a554b05..7b05073 100644
--- a/.github/workflows/docker-push.yaml
+++ b/.github/workflows/docker-push.yaml
@@ -30,7 +30,7 @@ jobs:
           push: true
           tag_with_ref: true
           tag_with_sha: true
-          tags: jorainer/ifb_bioconductor_docker:devel
+          tags: jorainer/ifb_bioconductor_docker:RELEASE_3_20
       -
         name: Image digest
         run: echo ${{ steps.docker_build.outputs.digest }}
diff --git a/Dockerfile b/Dockerfile
index 971109a..4d7ab1f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM bioconductor/bioconductor_docker:devel
+FROM bioconductor/bioconductor_docker:RELEASE_3_20
 
 LABEL name="jorainer/ifb_bioconductor_docker" \
       url="https://github.com/EuracBiomedicalResearch/ifb_bioconductor_docker" \
diff --git a/README.md b/README.md
index c660e89..e714753 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,8 @@
 ![docker pulls](https://img.shields.io/docker/pulls/jorainer/ifb_bioconductor_docker)
 [![Docker Image Version (latest by date)](https://img.shields.io/docker/v/jorainer/ifb_bioconductor_docker?label=docker%20image)](https://hub.docker.com/repository/docker/jorainer/ifb_bioconductor_docker)
 
-**Last updated**: 2024-10-21
-**Bioconductor release**: 3.20 (devel)
+**Last updated**: 2024-11-06
+**Bioconductor release**: 3.20
 
 This repository defines docker containers extending the [docker containers from
 Bioconductor](https://github.com/Bioconductor/bioconductor_docker) with
@@ -34,12 +34,12 @@ the following software:
 To build the docker image locally run
 
 ```
-docker build . --pull -t jorainer/ifb_bioconductor_docker:devel
+docker build . --pull -t jorainer/ifb_bioconductor_docker:RELEASE_3_20
 ```
 
 The docker can then be started with (which will open an interactive shell 
 within the running container).
 
 ```
-docker run -it --user rstudio jorainer/ifb_bioconductor_docker:devel /bin/bash
+docker run -it --user rstudio jorainer/ifb_bioconductor_docker:RELEASE_3_20 /bin/bash
 ```